C68000
Manganese bronze alloys feature minor additions of manganese and iron, with the inclusion of lead to enhance lubrication, prevent seizing, and promote adhesion. Much like aluminum bronzes, these alloys bring together high tensile strength and exceptional resistance to corrosion.
CHEMICAL COMPOSITION
| Elements | Min (%) | Max (%) |
| Cu | 56.00 | 60.00 |
| Pb | – | 0.05 |
| Sn | 0.75 | 1.10 |
| Zn | – | Rem |
| Fe | 0.25 | 1.25 |
| Ni | 0.20 | 0.80 |
| Al | – | 0.01 |
| Mn | 0.01 | 0.50 |
| Si | 0.04 | 0.15 |
| (1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.5% min. (3) Ni value includes Co. | ||
MECHANICAL PROPERTIES ACCORDING TO UNS C68000
Mechanical property requirement, if any, are to be established by agreement between the manufacturer and the purchaser.
| PHYSICAL PROPERTIES | |
| Density g/cm² at 68°F | 8.19 |
| Specific Gravity | 8.19 |
| FABRICATION PROPERTIES | |
| No Fabrication properties for this alloy. | |
